geico. fifteen minutes could save you fifteen percent or more on car insurance. >>> president obama called it a great project to rebuild america. a $13 billion plan for high-speed rail. but some of that money went to the state of vermont, where there are no big cities, little congestion. as grew griffin of cnn's "special investigations unit" found out, very few rail passengers. >> reporter: it was a $50 million federal grant, tax dollars bringing high-speed rail to vermont. sleek, fast trains taking d.c.ers and new yorkers u. s up the tranquil countryside of the green mountain state. now all the work is done. listen and watch as those trains and your tax dollars whiz by. it's not that vermont has done anything wrong with the money. in fact, they did a good job. they came in on time, on budget. they even got the local freight company to kick in another 18 million dollars to improve the rails here. the real problem is hardly anybody is riding the rails in vermont. i could stand here almost all